Wetland of International Importance (Ramsar Site) · dza
Chott Melrhir
- Area
- 5 386 km²
- IUCN cat.
- Not Reported
- Year
- 2003
Overview
- Designation
- Wetland of International Importance (Ramsar Site)
- Established
- 2003
- Managing authority
- Not Reported
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
117 distinct species · 219 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Chott Melrhir : 30 espèces reliées par 48 interactions GloBI sur 4 types (connectance 7.6%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology33 basins · 9 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
40,5km
Lake surface here
322,61km²
Basins crossed
33
Max stream order
6
Max drainage
89 137km²
Discharge in basins
12,3m³/s
Mean precip.
117mm/an
Mean T°
21,1°C
Moisture idx
-0,92
Mean runoff
24mm/an
Mean elev. (basins)
116m
Watersheds crossing here
- Bassin de Oued Boudjabessub-area2 388,6 km²overlap675.26 km²13%
- Basin #99810sub-area1 122,2 km²overlap544.60 km²10%
- Bassin de Oued Itelsub-area1 292 km²overlap414.21 km²8%
- Bassin de Oued el Masub-area1 423,2 km²overlap400.79 km²7%
- Basin #99220sub-area1 707,1 km²overlap359.55 km²7%
- Basin #01040sub-area549,3 km²overlap352.44 km²7%
- Basin #99830sub-area1 988,2 km²overlap342.38 km²6%
- Basin #01030sub-area1 814,9 km²overlap287.10 km²5%
- Basin #00350sub-area3 281 km²overlap286.22 km²5%
24 more basinssorted by overlap
- Basin #99160sub-area1 381,2 km²overlap281.81 km²5%
- Basin #99760sub-area272,8 km²overlap272.72 km²5%
- Basin #00280sub-area203,5 km²overlap186.44 km²3%
- Basin #99940sub-area169,2 km²overlap169.20 km²3%
- Basin #98420sub-area680,9 km²overlap152.88 km²3%
- Basin #00120sub-area123,4 km²overlap123.34 km²2%
- Basin #98240sub-area546,6 km²overlap104.31 km²2%
- Bassin de Oued Itelsub-area71,7 km²overlap71.71 km²1%
- Basin #01980sub-area1 138,6 km²overlap64.38 km²1%
- Basin #00110sub-area1 236,8 km²overlap58.19 km²1%
- Bassin de Oued Itelsub-area85,4 km²overlap45.66 km²1%
- Basin #98540sub-area1 506,4 km²overlap42.76 km²1%
- Basin #02040sub-area1 474,7 km²overlap36.27 km²1%
- Basin #99060sub-area34,8 km²overlap34.83 km²1%
- Basin #02530sub-area2 083,1 km²overlap30.05 km²1%
- Basin #00270sub-area20,4 km²overlap20.43 km²0%
- Basin #98640sub-area111,8 km²overlap12.85 km²0%
- Basin #00290sub-area5,1 km²overlap5.14 km²0%
- Basin #00030sub-area4,2 km²overlap4.19 km²0%
- Bassin de Oued Itelsub-area2,8 km²overlap2.79 km²0%
- Basin #40340sub-area1,8 km²overlap1.77 km²0%
- Basin #99080sub-area1,6 km²overlap1.56 km²0%
- Bassin de Oued Itelsub-area529,1 km²overlap0.23 km²0%
- Bassin de Oued Itelsub-area103,4 km²overlap0.04 km²0%
Lakes (9, top by area)
- شط ملغيغ ⵛⵛⴻⵟ ⵎⴻⵍⵖⵉⵖarea319,3 km²avg depth2.9 m
- شط ملغيغ ⵛⵛⴻⵟ ⵎⴻⵍⵖⵉⵖarea280,8 km²avg depth2.4 m
- شط ملغيغ ⵛⵛⴻⵟ ⵎⴻⵍⵖⵉⵖarea4,2 km²avg depth1.0 m
- شط ملغيغ ⵛⵛⴻⵟ ⵎⴻⵍⵖⵉⵖarea1 km²avg depth2.3 m
- Lake #74846area1 km²avg depth1.2 m
- Lac 1373162area0,7 km²avg depth2.0 m
- Lac 1373133area0,4 km²avg depth2.0 m
- Lac 1373146area0,4 km²avg depth1.5 m
- Lac 1373125area0,2 km²avg depth1.4 m
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 34.24957, 6.45296
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.